[PATCH v11 01/19] dyndbg: add _DPRINTK_FLAGS_ENABLED

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Distinguish the condition: _DPRINTK_FLAGS_ENABLED from the bit:
_DPRINTK_FLAGS_PRINT, in preparation to add _DPRINTK_FLAGS_TRACE next.
Also add a 'K' to get _DPRINTK_FLAGS_PRINTK, to insure is not used
elsewhere with a stale meaning.

CC: vincent.whitchurch@xxxxxxxx
Signed-off-by: Jim Cromie <jim.cromie@xxxxxxxxx>
---
 include/linux/dynamic_debug.h | 10 ++++++----
 lib/dynamic_debug.c           |  8 ++++----
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index dce631e678dd..257a7bcbbe36 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -27,7 +27,7 @@ struct _ddebug {
 	 * writes commands to <debugfs>/dynamic_debug/control
 	 */
 #define _DPRINTK_FLAGS_NONE	0
-#define _DPRINTK_FLAGS_PRINT	(1<<0) /* printk() a message using the format */
+#define _DPRINTK_FLAGS_PRINTK	(1<<0) /* printk() a message using the format */
 #define _DPRINTK_FLAGS_INCL_MODNAME	(1<<1)
 #define _DPRINTK_FLAGS_INCL_FUNCNAME	(1<<2)
 #define _DPRINTK_FLAGS_INCL_LINENO	(1<<3)
@@ -37,8 +37,10 @@ struct _ddebug {
 	(_DPRINTK_FLAGS_INCL_MODNAME | _DPRINTK_FLAGS_INCL_FUNCNAME |\
 	 _DPRINTK_FLAGS_INCL_LINENO  | _DPRINTK_FLAGS_INCL_TID)
 
+#define _DPRINTK_FLAGS_ENABLED		_DPRINTK_FLAGS_PRINTK
+
 #if defined DEBUG
-#define _DPRINTK_FLAGS_DEFAULT _DPRINTK_FLAGS_PRINT
+#define _DPRINTK_FLAGS_DEFAULT _DPRINTK_FLAGS_PRINTK
 #else
 #define _DPRINTK_FLAGS_DEFAULT 0
 #endif
@@ -120,10 +122,10 @@ void __dynamic_ibdev_dbg(struct _ddebug *descriptor,
 
 #ifdef DEBUG
 #define DYNAMIC_DEBUG_BRANCH(descriptor) \
-	likely(descriptor.flags & _DPRINTK_FLAGS_PRINT)
+	likely(descriptor.flags & _DPRINTK_FLAGS_ENABLED)
 #else
 #define DYNAMIC_DEBUG_BRANCH(descriptor) \
-	unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)
+	unlikely(descriptor.flags & _DPRINTK_FLAGS_ENABLED)
 #endif
 
 #endif /* CONFIG_JUMP_LABEL */
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index dd7f56af9aed..78a2912976c1 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -86,7 +86,7 @@ static inline const char *trim_prefix(const char *path)
 }
 
 static struct { unsigned flag:8; char opt_char; } opt_array[] = {
-	{ _DPRINTK_FLAGS_PRINT, 'p' },
+	{ _DPRINTK_FLAGS_PRINTK, 'p' },
 	{ _DPRINTK_FLAGS_INCL_MODNAME, 'm' },
 	{ _DPRINTK_FLAGS_INCL_FUNCNAME, 'f' },
 	{ _DPRINTK_FLAGS_INCL_LINENO, 'l' },
@@ -210,10 +210,10 @@ static int ddebug_change(const struct ddebug_query *query,
 			if (newflags == dp->flags)
 				continue;
 #ifdef CONFIG_JUMP_LABEL
-			if (dp->flags & _DPRINTK_FLAGS_PRINT) {
-				if (!(modifiers->flags & _DPRINTK_FLAGS_PRINT))
+			if (dp->flags & _DPRINTK_FLAGS_ENABLED) {
+				if (!(modifiers->flags & _DPRINTK_FLAGS_ENABLED))
 					static_branch_disable(&dp->key.dd_key_true);
-			} else if (modifiers->flags & _DPRINTK_FLAGS_PRINT)
+			} else if (modifiers->flags & _DPRINTK_FLAGS_ENABLED)
 				static_branch_enable(&dp->key.dd_key_true);
 #endif
 			dp->flags = newflags;
-- 
2.33.1




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